Implications for research.
D000293:Adolescent; D002188:Cannabis; D006126:Group Processes; D006801:Humans; D008238:Lysergic Acid Diethylamide; D011600:Psychopharmacology; D011615:Psychotherapy, Group; D012106:Research; D012927:Social Control, Informal; D019966:Substance-Related Disorders / Q000628:therapy; D014481:United States
D008238:Lysergic Acid Diethylamide